One vertex per element, one color per generator, with an edge from x to x·s.
(2,5)(6,8)(9,10)(11,13)(12,14)(15,16)(17,18,22,23)(19,24,21,20)(26,30)(28,31)(9,10,12,14)(11,13,15,16)(17,19,22,21)(18,20,23,24)(25,26,29,30)(27,28,32,31)(11,15)(13,16)(18,23)(19,21)(25,27,29,32)(26,31,30,28)(1,2,4,5)(3,6,7,8)(9,10)(11,13)(12,14)(15,16)(17,20,22,24)(18,19,23,21)(25,28)(26,27)(29,31)(30,32)(1,3,4,7)(2,6,5,8)(9,11)(10,13)(12,15)(14,16)(17,21,22,19)(18,24,23,20)(25,27)(26,28)(29,32)(30,31)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.